CVSROOT: /cvs/ppl Module name: ppl Changes by: zaffanella@cs.unipr.it 2001-10-27 12:26:35 Modified files: doc : definitions.dox Log message: Proposition after Minkowsky's theorem corrected (we can CHOOSE extreme rays so that they have rational coefficients). Patches: http://www.cs.unipr.it/cgi-bin/cvsweb.cgi/ppl/doc/definitions.dox.diff?cvsro...